diff --git a/announcement.gemspec b/announcement.gemspec
index 07dd5a6..373492d 100644
--- a/announcement.gemspec
+++ b/announcement.gemspec
@@ -37,7 +37,7 @@ all_template.each do |folder|
           i = texts.rindex(s1[-1])
           texts[i] = ""
         end
-        regex_pattern = /.response-content {\n  position: static;\n}\n|.response-content {\n  position: relative;\n}\n|.response-content[^{]*{[^}]*@media[^{]*{[^{]*}[^{]*@media[^{]*{[^{]*}[^}]*}[^}]*}/m
+        regex_pattern = /.response-content {\n  position: static;\n}|.response-content {\n  position: relative;\n}|.response-content[^{]*{[^}]*@media[^{]*{[^{]*}[^{]*@media[^{]*{[^{]*}[^}]*}[^}]*}/m
         if !texts.include? "$font-h1:"
           texts = "$font-h1: 1.5rem;\n$font-h2: 1.35rem;\n$font-h3: 1.2rem;\n$font-h4: 1.1rem;\n$font-h5: 1rem;\n$font-h6: 0.9rem;\n\n" + texts
         end